Personal cooling device



FIG. 1 is a front right view of a personal cooling device showing our new design;

FIG. 2 is a rear left view thereof;

FIG. 3 is a front left view with the personal cooling device unsecured;

FIG. 4 is a front view thereof; and,

FIG. 5 is a rear view thereof.

The broken lines are for illustrative purposes only and form no part of the claimed design. 

The ornamental design for a personal cooling device, as shown and described. 